To bundy is to throw up/vomit.
Originally used to term when someone threw up after smoking too much marijuana but now used as a general term for throwing up after any drug or alcohol.
A taccy bundyis to tactically throw up when youâre feeling a bit shit so that you can enjoy the rest of the sesh without dying.
âHe spent the whole night bundying after that line of ketâ
âTaccy bundy so that you feel better later manâ